/ 1 +1 2013 oct 01 leica lumix camera Lumix & Leica - Linkwitz Lab Comparable Lumix and Leica camera models ... specifications it appears that the Panasonic Lumix DMC-LX2 is very similar to the Leica D-LUX 3 and the Lumix ... 2 +1 2013 nov 13 build your own subwoofer THOR - subwoofer - Linkwitz Lab Build your own subwoofer . Often it is desirable to add very low frequency bass to
the sound output of an existing loudspeaker system. Home Theater setups ... 2 ~ 2013 sep 16 panasonic lumix leica From its physical appearance and published specifications it appears that the Panasonic Lumix DMC-LX2 is very similar to the Leica D-LUX 3 and the Lumix ... 3 +6 2013 oct 23 qts open baffle Alternate drivers 3 - Linkwitz Lab The low Qts < 0.5 leads to real axis poles at 86 Hz and 4 Hz in the second order ... For an open baffle woofer the excursion falls off at (1/f)3 with increasing ... 3 -2 2013 oct 01 lumix leica camera 3 +1 2013 sep 22 tweeter natural area rugs LX521 Description - Linkwitz Lab The shape of the midrange/ tweeter baffle was arrived at empirically for the chosen SEAS 4 +2 2013 nov 05 low resonant frequency earphone Reference earphones - Linkwitz Lab The seal of the cavity affects the bass response and the resonances . ... They
have a targeted in-situ low frequency response, which is maintained in the ... 4 ~ 2013 sep 01 open baffle speaker PHOENIX - Open Baffle Loudspeaker - Linkwitz Lab Detailed design information for DIY construction of an open - baffle , dipole loudspeaker . The speaker gives exceptional fidelity of sound reproduction in normal ... 4 ~ 2013 aug 23 room acoustics designer Room Acoustics - Linkwitz Lab The acoustic behavior of rooms at different frequencies. ... For your listening/ living room design and layout follow the simple guidelines above and forget what ... 5 +6 2013 oct 30 naxos mcgill McGill University - Linkwitz Lab San Franciso Symphony --- CHANNEL CLASSICS --- McGill University ... ( Four Blu-Ray discs from NAXOS , www.thevirtualhaydn.com ). Haydn's ... 5 +42 2013 sep 26 digital photography processing Digital Photo Processes - Linkwitz Lab In these web pages I will show what I investigated and learned about noise and artifacts in digital photo processing . I pursued this specifically with the LX2 in ... 5 +4 2013 aug 19 my speaker plans Linkwitz Lab - Loudspeaker Design Much had been learned about loudspeaker design with passive and active crossover/equalizers. It added to what I had gathered from my audio hobby activities ... 6 +95 2013 sep 29 dipole woofer simulation software Frontiers - Linkwitz Lab To be of usefulness the software would have to account for the measured frequency 6 -1 2013 sep 27 linear design labs speakers Design of loudspeakers--- Loudspeaker - Linkwitz Lab Rarely do non- linear distortion considerations enter into the design of speakers . Otherwise, consumer stores and recording studios would not abound with 2-way ... 6 -1 2013 sep 01 linear design speakers Design of Loudspeakers - Linkwitz Lab Rarely do non- linear distortion considerations enter into the design of speakers . Otherwise, consumer stores and recording studios would not ... 7 +10 2013 aug 19 pc audio high-end dCS Guide To Computer Audio v1.10 - Linkwitz Lab Computer based solutions are clearly the future of audio reproduction and are establishing new references in high end audio quality. Filename: ... 9 +11 2013 oct 13 jung aktiv board Active Filters - Linkwitz Lab 13 - Printed circuit boards ..... On the circuit board are two of the topologies below . ...  Walter G. Jung , editor, Op Amp Applications, Analog Devices, 2002. 10 ~ 2013 oct 02 speaker design basic A few truly omni-directional speaker designs on the market come close, but require .... Adding to the comments above, I want to describe the basic design and ... 11 +12 2013 oct 13 band stop filter drive v1 Multiple sections may delay the tweeter output and compensate for the driver being mounted ... C) The shelving lowpass with added notch filter is the most flexible circuit. ... R3 when driven from an operational amplifier with output voltage V1 . 11 -5 2013 aug 20 stereo central channel Surround stereo system - Linkwitz Lab I am not using a center channel , because the main Audio Artistry ... the normal 2- channel stereo playback over the ambience recovery surround sound that I had ... 14 +5 2013 oct 08 room mode calculator Rectangular room modes - Linkwitz Lab 29. 30, Re-sort table below by ascending frequency. 31, after room dimensions have been changed. 32, Modes in rectangular room , Sorted by frequency, Mode ... 14 +37 2013 sep 29 one for the woofer Dipole Woofer - Linkwitz Lab Dipole Woofer - 1 . All dimensions are in inch units unless otherwise stated. ( 1 " = 25.4 mm) For construction use 0.75" and 0.5" thick Baltic plywood for structural ... 14 +22 2013 sep 14 speaker enclosure design This year the outstanding leader in the conventional box speaker category was the $40,000 TAD Model-1. A superbly executed design under the leadership of ... 15 +29 2013 oct 29 speaker diy ORION challenge to DIY - Linkwitz Lab In return I have a speaker with seamless integration over the whole frequency range, .... There are ORION owners and DIY builders in many parts of the world: 15 -5 2013 oct 02 best design speaker A few truly omni-directional speaker designs on the market come close, but require ... It seems to me these types of speakers will be at their best in very large ... 15 +2 2013 oct 02 desain box subwoofer Subwoofer design - Linkwitz Lab Subwoofer design. 1 - Box construction. My goal is to keep the box size as small as possible. The estimates show that a box with about 50 liter internal volume ... 16 +21 2013 oct 16 subwoofer Pluto + subwoofer - Linkwitz Lab Since the subwoofer should provide an easy upgrade path for PLUTO owners there would be no change to the PLUTO design. All necessary filtering for the ... 16 +6 2013 sep 23 speaker cabinet design 18 ~ 2013 sep 29 seas loudspeaker drive units For this I drive to Las Vegas with my spouse for the International Consumer 18 -7 2013 aug 30 crossover speaker design Crossovers - Linkwitz Lab My latest design , the ORION, employs two 24 dB/oct filters for highest accuracy of ... Crossover filters for a speaker usually incorporate frequency response ... 18 +28 2013 aug 17 u frame it H-U frame woofers - Linkwitz Lab Added to the graphs below are magnitude and phase of the H-frame at zero degree for comparison purpose. At low frequencies the U - frame analyzed has 3.6 ... 19 -7 2013 oct 25 stereo effect active speaker Linkwitz-Publications - Linkwitz Lab 35 - My Search for the Ideal Stereo Loudspeaker .... 12 - Siegfried Linkwitz, A Three-Enclosure Loudspeaker System with Active Delay and Crossover, Parts 1, 2, ... Effects of the baffle shape upon the radiation pattern have been investigated. 20 +8 2013 oct 10 line level crossover The best electrical crossover filter is one that maintains the acoustic polar ... I have a strong preference for line level active dividing networks ahead of the power ... 20 +81 2013 oct 01 pictures of pluto PLUTO photos - Linkwitz Lab Introduction | Specifications | Construction | Electronics | Supplies | Photos | Pluto -2.1 |. Photo Gallery. PLUTO has been built in many parts of the world: Australia ... 20 -8 2013 sep 10 driver power amplifier Power amplifier limited SPL for a dipole woofer - Linkwitz Lab Given two different 10" drivers , and power amplifiers of 60 W and 180 W capability into 8 ohm, what on-axis, free-space SPL can be expected at 1 m from a ... 22 +75 2013 nov 06 qts thd earphone terminology FAQ - Linkwitz Lab Q34 - What is the optimum Qts for the drivers of a dipole woofer? .... 12" box
woofers and at 120 Hz equivalent to four in terms of maximum SPL. 22 ~ 2013 oct 11 band stop filter driver w1 System Test - Linkwitz Lab The drivers were selected for their inherent smooth frequency response, in addition to their low distortion and volume ... 7 - Effect of the 2760 notch filter upon the frequency response. p7.gif ... Only solid-state amplifiers should be used. w1 .gif 22 +11 2013 aug 31 room acoustics calculator The acoustic behavior of rooms at different frequencies. ... frequencies, shift their distribution and make their calculation a lot more difficult. 22 +41 2013 aug 29 speaker cabinet plans This year the outstanding leader in the conventional box speaker category was the $40,000 TAD Model-1. A superbly executed design under ... 22 +24 2013 aug 21 orion power supply ORION construction kit - Linkwitz Lab The power supply has high current reserve and a 2000 VA transformer. Two ORION speakers utilize 8 amplifiers, which leaves 4 amplifiers for any future use, ... 23 +23 2013 oct 17 sound crossover Butterworth acoustic crossover filter responses. My latest design, the ORION, employs two 24 dB/oct filters for highest accuracy of perceived sound . I have a ... 23 ~ 2013 sep 28 intro page htm Pluto introduction - Linkwitz Lab . On the following pages I provide sufficient information so that someone with experience in building speakers and analyzing electronic circuitry ... 23 -2 2013 sep 12 speaker box design Subwoofer design . 1 - Box construction. My goal is to keep the box size as small as possible. The estimates show that a box with about 50 liter internal volume ... 23 -13 2013 aug 25 diy speakers in canada In return I have a speaker with seamless integration over the whole frequency range, with impactfull .... In Canada , Calgary, Alberta, contact Mike Singleton, 25 +13 2013 sep 25 room acoustic calculator Reverberation time as most important parameter for a room's acoustic ... They merely change frequencies, shift their distribution and make their calculation a lot ... 26 +6 2013 nov 02 pluto The design of the PLUTO loudspeaker brings together several concepts and ideas about a small size loudspeaker that had been on my mind for some time. 26 ~ 2013 oct 14 band stop filter drivev w1 26 -18 2013 sep 20 notch filter circuit 5 - Shelving lowpass & passive circuit 6 - Shelving highpass & passive circuit 7 - Notch filter 8 - 6 dB/oct dipole equalization 9 - 12 dB/oct highpass equalization ... 28 +5 2013 nov 08 digital illusions speaker Issues in speaker design - Linkwitz Lab Sound reproduction is about creating illusions in our mind, in that amazing .....
Knowing the phase distortion, which the speaker will introduce, use digital signal
... 28 +7 2013 aug 31 pichure of cd Sound Picture CD - Linkwitz Lab Sound recordings. --- Demo CD --- Toneburst CD --- Music & sounds ---. Sound demonstration CD . Do you want to know the full range of your sound system's ... 28 -19 2013 aug 25 diy speakers canada 29 +18 2013 sep 07 concert loud speaker design A dozen ways to evaluate a loudspeaker - Linkwitz Lab Design of loudspeakers --- Loudspeaker evaluation --- Accurate stereo --- ... from another speaker in another room, or from a symphony concert we attended a ... 29 +26 2013 sep 05 frequency response headphones I place earbuds in this category. Inconsistencies of their placement in the outer ear and a lack of seal makes the bass and higher frequency response ... 30 -6 2013 oct 16 design acoustics d 6 Electro- acoustic models - Linkwitz Lab Acoustical and electrical models for the design of a dipole loudspeaker with numerical 30 +24 2013 aug 19 metal amplifier chassis Let's Build an Amplifier At ATI, steel is ordered for the chassis and Let's Build an Amplifier . At ATI, steel is ordered for the chassis and top cover. Once it is received we insert the PEM nuts into the chassis (in our opinion they. 30 +34 2013 aug 15 pvc pipe drivers speakers Surround loudspeaker - Linkwitz Lab The sound level demands for side and rear speakers in a music surround ... The driver merely rests on top of the pipe and is sealed to it with a rubber gasket. 31 +2 2013 oct 14 subwoofer enclosure design 31 +5 2013 sep 15 low pass crossover Highpass and lowpass filters have 12 dB/oct slopes, but the filler bandpass filter has only 6 dB/oct slopes and is difficult to realize. At the crossover frequencies ... 32 ~ 2013 oct 30 vital energie acustic Reverberation time as most important parameter for a room's acoustic behavior. ... movement and the energy absorbed by the two walls and the air in between. 32 ~ 2013 sep 25 pink noise cd Toneburst Test Signal CD - Linkwitz Lab CD with test signals for loudspeaker and room resonance evaluation at low ... Pink noise that is limited to frequencies below 200 Hz. The signal changes ... 33 +10 2013 oct 25 stereophile Stereophile interviews Siegfried Linkwitz - Linkwitz Lab Stereophile interviews Siegfried Linkwitz. By Shannon Dickson. Siegfried Linkwitz was born in Germany in 1935. He received his electrical engineering degree ... 33 +64 2013 sep 09 speaker box plans 33 ~ 2013 aug 31 stereo speaker placement Optimized stereophonic reproduction - Linkwitz Lab When I designed the PLUTO, a small low cost speaker and ... For my personal enjoyment the critical stereo listening position is A, but I also ... 34 +16 2013 sep 24 equalizer using qt Subwoofer equalization - Linkwitz Lab Therefore, equalization can make the unit into a useful subwoofer. 35 +66 2013 nov 05 symphony video converter SF Symphony - Linkwitz Lab Since 2004, San Francisco Symphony Media has produced various PBS, DVD,
and ... Compared to the audio-only recording layout, the audio-for- video capture
.... and 5 Millennia AD596 A/D converters for all remaining microphone sources. 36 +65 2013 oct 16 qts thd earphone Q12 - What happens to the parameters Vas, Qms, Qes and Qts when you ... Q34 - What is the optimum Qts for the drivers of a dipole woofer? 40 -12 2013 oct 18 waveguide speaker technical Constant directivity loudspeaker designs - Linkwitz Lab On this web page I want to provide links to engineering information, .... and rapid transition to a beam of +/-40 degree at -6 dB due to a 15" diameter waveguide . 40 +49 2013 oct 06 surround sound music Surround sound - Linkwitz Lab " Music Logic" is my default mode for the Lexicon DC2. It can be enjoyable to listen to DVD-V surround sound on this system, if the sound effects in the side and ... 40 +36 2013 aug 28 room acoustics software The acoustic behavior of rooms at different frequencies. The loudspeaker's polar radiation pattern determines its interaction with the room and the accuracy of ... 41 ~ 2013 nov 03 intelligent infinity binaural Linkwitz-Links - Linkwitz Lab The Call for Contributions also includes " Binaural technologies". ..... loudspeaker evaluation and test methods at Harman International (JBL, Infinity , Revel). ... The speaker is active and uses intelligently applied DSP for response correction. 41 +20 2013 oct 08 very low frequency subwoofers the ORION that I became very curious to find out if the addition of box type subwoofers would degrade this similarity or simply extend it to very low frequencies ... 42 +53 2013 sep 27 recording in open spaces Recording what we hear - Linkwitz Lab Recording and Environment. All acoustical events take place in an environment. Those environments can be very different, like the relatively open space of the ... 42 ~ 2013 sep 22 what is a crossover The best electrical crossover filter is one that maintains the acoustic polar response of a loudspeaker throughout the crossover frequency range ... 42 ~ 2013 sep 17 high performance audio computer performance standard. Computer based solutions are clearly the future of audio reproduction and are establishing new references in high end ... 43 -19 2013 nov 04 panasonic dmc lx2 From its physical appearance and published specifications it appears that the
Panasonic Lumix DMC-LX2 is very similar to the Leica D-LUX 3 and the Lumix ... 45 -5 2013 nov 07 cost of doing business DIY and the Cost of Doing Business - Linkwitz Lab DIY and the Cost of Doing Business . When you are able to build something
yourself, then the cost of buying the same item in a store or directly from its ... 46 ~ 2013 sep 01 virtual blue ray recorder Recording in virtual acoustics - Linkwitz Lab Recording in a virtual acoustic space ... ( Four Blu - Ray discs from NAXOS, www. thevirtualhaydn .com ). Haydn's Sonatas and Klavierstuecke ... 47 -19 2013 sep 09 sonic design speakers Loudspeakers - Linkwitz Lab Many speaker designs fall short of these priorities and try to use psycho-acoustic effects to overcome their sonic deficiencies. A lack of bass due to drivers and ... 47 +11 2013 aug 29 rear surround speakers Surround loudspeaker. The sound level demands for side and rear speakers in a music surround system with ambience extraction are not severe. It is therefore ... 48 +19 2013 oct 26 3 inch baffle Diffraction from baffle edges - Linkwitz Lab For a 3 inch circular baffle with a point source at its center there should be a 4.5 kHz peak, a 9 kHz dip, a 13,5 kHz peak, a 18 kHz dip and so on, whenever the ... 49 ~ 2013 nov 03 gmax print to listener Electro-acoustic models - Linkwitz Lab In practice, the dipole response is made flat by boosting the amplifier output at 6 50 +51 2013 nov 04 life design speakers A few truly omni-directional speaker designs on the market come close, ..... coil
motor structures (Cogent True-To- Life Loudspeakers ), to tall line ... 50 +18 2013 oct 17 lumix From its physical appearance and published specifications it appears that the Panasonic Lumix DMC-LX2 is very similar to the Leica D-LUX 3 and the Lumix ... 50 +23 2013 oct 13 sensible sound solutions Linkwitz Lab “Orion” Loudspeaker solutions . The Orion: Let's take a look at the physical realization of the Orion loudspeaker. (First, take a 50 ~ 2013 oct 08 speaker test tones Issues in speaker design - 2 - Linkwitz Lab Issues in loudspeaker design - 2 .... For the same reason, rectangular envelope tone burst test signals produce misleading transient response data. When the ... 52 +37 2013 nov 08 creating e books that are impulse buyer magnets Sound reproduction is about creating illusions in our mind, in that amazing
information processor ... Q - Estimate of L e (i) induced distortion at high
frequencies. 52 ~ 2013 sep 20 unlevel optical illusion room Reverberation time as most important parameter for a room's acoustic behavior. 52 +20 2013 sep 04 active electrostatic speakers Since customers prefer small, unobtrusive speakers and judge .... They are driven from a 3-way fully active electronic crossover/equalizer. .... The Quad ESL- 63 electrostatic loudspeaker has been a strong inspiration to me. 52 ~ 2013 aug 27 orion web monitor Accurate sound reproduction in a home environment with ORION -3.4 or PLUTO- 2.1. Recording, Rendering and the LX521 Monitor ... 53 +30 2013 nov 13 surround sound system Surround sound . 1 - Ambience recovery from a 2-channel CD 2 - Refinement of
ambience recovery 3 - SACD and DVD-A use of the center channel 4 - A few ... 53 +25 2013 nov 04 which opamp produces deep accurate bass I would not recommend to also go to a single woofer, i.e. 6 dB less bass output, 54 ~ 2013 nov 08 surround sound systems 54 +9 2013 sep 09 eq test kostenlos Alto R&D laboratory for the development of RF and Microwave test equipment. ... C) gives convenient component values for room EQ below 100 Hz. (room EQ , ... 54 +47 2013 sep 04 what is digital photography Photography has been of life long interest to me. I started out in my high school years with a relatively small bellows camera, turned my bedroom into a darkroom ... 54 -11 2013 aug 24 how to test mic The only safe test signal is the shaped tone-burst. ... The data was taken with the microphone at 52" (1.32 m) in front of the panel and the panel being lowered by ... 55 -12 2013 nov 08 audio amplifier 2 way activer crossover The electrical audio signal then needs to be divided between three drivers. The
proper ... Active crossovers make much more effective use of amplifier power. A
clipping ... H1 = [s / (s + 1)] + [1 / (s + 1)] = HP + LP ==> 2 - way . 55 ~ 2013 oct 09 hi fi replica cabinet The illusion of hearing a realistic reproduction is destroyed by distortion that is added 56 +7 2013 oct 01 orion subwoofer box The subwoofer would be down firing to reduce overall box height and to provide a top ... Something similar was done with the addition of THOR to ORION . 56 -17 2013 sep 27 audible treats wikipedia Attempts to treat the room with absorbers will make only marginal differences unless .... Listening to a multi-burst test signal at different frequencies gives audible ... 57 -11 2013 nov 03 how maximize midrange A Brief History of the ORION Revisions - Linkwitz Lab And, it provided a more solid foundation that would enable future revisions to maximize their contribution. 1.2-1.4 Midrange EQ. These three revisions were the ...